20874050

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{7877}}^1$

素因数の和:7942

約数の個数: 24

約数和(自身を含む): 39563316

約数和(自身を除く): 18689266

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 265, 530, 1325, 2650, 7877, 15754, 39385, 78770, 196925, 393850, 417481, 834962, 2087405, 4174810, 10437025, 20874050]

約数ペア:

[(1, 20874050), (2, 10437025), (5, 4174810), (10, 2087405), (25, 834962), (50, 417481), (53, 393850), (106, 196925), (265, 78770), (530, 39385), (1325, 15754), (2650, 7877)]